ATE302501T1 - Verstärkerschaltungen und ihre verwendung in hochfrequenzsendern - Google Patents

Verstärkerschaltungen und ihre verwendung in hochfrequenzsendern

Info

Publication number
ATE302501T1
ATE302501T1 AT03708129T AT03708129T ATE302501T1 AT E302501 T1 ATE302501 T1 AT E302501T1 AT 03708129 T AT03708129 T AT 03708129T AT 03708129 T AT03708129 T AT 03708129T AT E302501 T1 ATE302501 T1 AT E302501T1
Authority
AT
Austria
Prior art keywords
amplitude
output
signal
value
input terminal
Prior art date
Application number
AT03708129T
Other languages
English (en)
Inventor
Leif Geert Petersen
Original Assignee
Motorola Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE302501T1 publication Critical patent/ATE302501T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3211—Modifications of amplifiers to reduce non-linear distortion in differential amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
AT03708129T 2002-03-02 2003-02-24 Verstärkerschaltungen und ihre verwendung in hochfrequenzsendern ATE302501T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0204951A GB2386012A (en) 2002-03-02 2002-03-02 A linearized class C RF amplifier
PCT/EP2003/001873 WO2003075455A2 (en) 2002-03-02 2003-02-24 Amplifier circuits and their use in radio frequency transmitters

Publications (1)

Publication Number Publication Date
ATE302501T1 true ATE302501T1 (de) 2005-09-15

Family

ID=9932168

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03708129T ATE302501T1 (de) 2002-03-02 2003-02-24 Verstärkerschaltungen und ihre verwendung in hochfrequenzsendern

Country Status (10)

Country Link
US (1) US20050208911A1 (de)
EP (1) EP1483830B1 (de)
JP (1) JP2005519514A (de)
CN (1) CN1650513A (de)
AT (1) ATE302501T1 (de)
AU (1) AU2003212267A1 (de)
DE (1) DE60301338T2 (de)
ES (1) ES2244924T3 (de)
GB (1) GB2386012A (de)
WO (1) WO2003075455A2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2411303A (en) * 2004-02-20 2005-08-24 N & L Ltd A base station RF amplifier with feedback-controlled bias for improved efficiency and linearity
US7649958B2 (en) * 2004-06-25 2010-01-19 Sige Semiconductor (Europe) Limited Transmit signal generator and method
US20090274254A1 (en) * 2006-06-16 2009-11-05 Panasonic Corporation Data transmitting device and data transmitting method
EP2293435A1 (de) * 2009-08-24 2011-03-09 Alcatel Lucent Leistungsverstärker, Basisstation und Verfahren zur Leistungsverstärkung eines RF-Signals in einem Kommunikationsnetzwerk
EP2413520A1 (de) * 2010-07-26 2012-02-01 Alcatel Lucent Verfahren zur Übertragung und Verstärkung eines Signals, Übertragungsvorrichtung und Empfangsvorrichtung dafür
US9671427B2 (en) 2013-04-24 2017-06-06 Keysight Technologies, Inc. Dual output high voltage active probe with output clamping and associated methods
US9423422B2 (en) * 2013-04-24 2016-08-23 Keysight Technologies, Inc. Oscilloscope probe having output clamping circuit
CN108389585A (zh) * 2018-02-01 2018-08-10 上海今日信息科技有限公司 一种用于反馈式主动降噪系统的低通滤波器实现方法
CN109448609A (zh) * 2018-12-11 2019-03-08 深圳市联智物联网科技有限公司 一种电子行李牌

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900823A (en) * 1973-03-28 1975-08-19 Nathan O Sokal Amplifying and processing apparatus for modulated carrier signals
US4276514A (en) * 1979-07-09 1981-06-30 Trw Inc. Wideband, phase compensated amplifier with negative feedback of distortion components in the output signal
JPH0630031B2 (ja) * 1986-09-25 1994-04-20 日本電気株式会社 自動電力制御回路
JPH07118617B2 (ja) * 1990-07-19 1995-12-18 沖電気工業株式会社 電力増幅装置及び送信装置
JP2834304B2 (ja) * 1990-10-19 1998-12-09 松下電器産業株式会社 線形電力増幅回路
ES2073647T3 (es) * 1990-12-03 1995-08-16 Siemens Ag Instalacion de modulacion para un amplificador de potencia de hf.
FR2716313B1 (fr) * 1994-02-11 1996-04-12 Alcatel Mobile Comm France Dispositif de commande de la polarisation d'un amplificateur.
US5710521A (en) * 1995-12-29 1998-01-20 Qualcomm Incorporated Out-of-band compensation for non-linear device
JPH1048338A (ja) * 1996-05-20 1998-02-20 Olympus Optical Co Ltd 距離測定装置
JPH10173456A (ja) * 1996-12-11 1998-06-26 Fujitsu Ltd 信号増幅回路
US5886572A (en) * 1997-07-25 1999-03-23 Motorola, Inc. Method and apparatus for reducing distortion in a power amplifier
US6252455B1 (en) * 1999-10-07 2001-06-26 Motorola, Inc. Method and apparatus for efficient signal amplification
GB2356756B (en) * 1999-11-25 2004-08-11 Ericsson Telefon Ab L M Power amplifiers
US6593812B2 (en) * 2001-04-23 2003-07-15 Telefonaktiebolaget Lm Ericsson Automatic optimization of linearity for envelope feedback RF amplifier linearization
GB2393055B (en) * 2002-09-10 2006-08-30 Wolfson Ltd Transconductance amplifiers

Also Published As

Publication number Publication date
GB2386012A (en) 2003-09-03
GB0204951D0 (en) 2002-04-17
WO2003075455A2 (en) 2003-09-12
DE60301338D1 (de) 2005-09-22
DE60301338T2 (de) 2006-03-23
CN1650513A (zh) 2005-08-03
ES2244924T3 (es) 2005-12-16
EP1483830B1 (de) 2005-08-17
WO2003075455A3 (en) 2004-03-25
JP2005519514A (ja) 2005-06-30
AU2003212267A1 (en) 2003-09-16
US20050208911A1 (en) 2005-09-22
EP1483830A2 (de) 2004-12-08
AU2003212267A8 (en) 2003-09-16

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